In a bowl melt butter and sugar
Mash banana and add to the butter. Whisk it well till banana get mixed with butter properly.
Add egg and mix well
Next add flour and mix
Add milk . Use beater or mix properly in a mixer.
Grease tin and bake on 140° F for 30 minutes
Check to see if the knife pricked in comes out clean. Else bake for 5 more minutes.
